BIOL 205 Lecture Notes - Lecture 13: Latissimus Dorsi Muscle, Shoulder Girdle, Levator Scapulae Muscle
Document Summary
Chapter 12 appendicular muscles part b: upper extremity. Control the movements of the upper and lower limbs. Stabilize and control the movements of the pectoral and pelvic girdles. Organized into groups based on their location in the body or the part of the skeleton they move. o o o o o o o o. Work in groups that are either synergistic or antagonistic. Muscles that move the pectoral girdle and upper limb. Muscles that protract scapula: located on anterior side. Muscles that retract scapula: located on posterior side. Bowling analysis: in the first phase, right arm swings backwards. Muscles responsible for this action include rhomboids major. o o. Muscles that flex the shoulder joint: located on anterior side, insert into humerus. Muscles that extend the shoulder joint: located on posterior side, insert into humerus. Muscles that abduct the shoulder joint: located laterally, insert onto humerus. Muscles that adduct the shoulder joint: located medially, insert onto humerus.
